String getLibrary(Element decl) {
   String file = resolveFile(decl);
   String library = config.getLibrary(file);
   if (library == null) {
     SourceFile f = decl.findParentOfType(SourceFile.class);
     if (f != null) {
       // library = config.getLibrary(f.getElementFile());
       // if (library == null) {
       library = guessFramework(file);
       if (library == null) library = f.getLibrary();
       // }
     }
   }
   return library;
 }